Endothermic and exothermic reactions (video) | Khan Academy
https://www.khanacademy.org/science/hs-chemistry/x2613d8165d88df5e:chemical-reactions/x2613d8165d88df5e:energy-of-chemical-reactions/v/endothermic-and-exothermic-reactions
In an endothermic reaction there will be less released energy than what you put in, so the new potential energy should be lower than initial point. In an esothermic reaction there will be more released energy than what you put in, so the new potential …
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